Oracle WebLogic Server 12c: Administration II Ed 3 Course Overview

Oracle WebLogic Server 12c: Administration II Ed 3 Course Overview

The Oracle WebLogic Server 12c: Administration II Ed 3 course is an advanced training program designed for individuals who want to deepen their skills in administering Oracle WebLogic Server 12c. This course builds upon the knowledge gained in the Oracle WebLogic Server 12c: Administration I course and covers a broad range of topics, including Upgrading WebLogic Server, creating and using Domain templates, Server startup and crash recovery, and Advanced scripting with WLST.

Learners will also explore RESTful management services, SSL configuration, Shared Java EE libraries, Application work managers, and Security realms. The course dives into disaster recovery, Domain partitions, Managing data sources, the Diagnostic framework, and Coherence for clustering support. Optional modules on Application staging, Deployment plans, and Production redeployment offer additional insights for complex environments.

By completing the course, participants will be well-equipped to manage and troubleshoot Oracle WebLogic Server 12c environments efficiently, ensuring high availability, performance, and security. This knowledge is invaluable for IT professionals aiming to excel in Oracle WebLogic administration roles.

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Course Prerequisites

To ensure that you are well-prepared and can derive maximum benefit from the Oracle WebLogic Server 12c: Administration II Ed 3 course, we recommend that you possess the following prerequisites:


  • Fundamental understanding of basic network concepts, including TCP/IP, HTTP, and DNS.
  • Basic knowledge of database concepts, including RDBMS systems and SQL.
  • Familiarity with Java EE concepts, including an understanding of Java EE components and architecture.
  • Experience with using command-line interfaces and shell scripting, either on Unix/Linux or Windows environments.
  • Prior completion of Oracle WebLogic Server 12c: Administration I course or equivalent knowledge of administering Oracle WebLogic Server domains (setting up domain, deploying applications, configuring resources).
  • Understanding of the principles of server and application clustering.
  • Experience with Java programming and concepts (beneficial but not mandatory).
  • Basic administrative skills, such as software installation and configuration, within your operating system of choice.

These prerequisites are designed to provide you with the foundational knowledge required for the advanced topics covered in the course. If you need to strengthen your background in any of these areas, Koenig Solutions offers a variety of foundational courses to help you prepare.


Target Audience for Oracle WebLogic Server 12c: Administration II Ed 3

Oracle WebLogic Server 12c: Administration II Ed 3 is an advanced training course designed for IT professionals seeking to master WebLogic Server.


  • System Administrators
  • Application Administrators
  • Middleware Administrators
  • Operations Managers
  • IT Architects
  • DevOps Engineers
  • Oracle Fusion Middleware Administrators
  • Technical Consultants
  • Professionals upgrading from previous versions of WebLogic Server
  • IT professionals with experience in WebLogic Server who wish to learn about new features and best practices in version 12c
  • Individuals seeking Oracle WebLogic Server 12c Certification


Learning Objectives - What you will Learn in this Oracle WebLogic Server 12c: Administration II Ed 3?

Introduction to the Course's Learning Outcomes and Concepts Covered:

In the Oracle WebLogic Server 12c: Administration II Ed 3 course, participants will deepen their understanding of advanced WebLogic Server administration tasks, including automation, security, disaster recovery, and application deployment strategies.

Learning Objectives and Outcomes:

  • Upgrade Oracle WebLogic Server: Understand and perform rolling upgrades to minimize downtime and ensure continuity of service.
  • Domain Template Creation and Usage: Create, extend, and use domain templates for replicating configurations in different environments.
  • Automate Server Startup and Crash Recovery: Configure Node Manager and set up automated server start on system boot, as well as automatic crash recovery restarts.
  • Advanced WLST Scripting: Utilize the WebLogic Scripting Tool (WLST) for automation and management, leveraging Jython and JMX for advanced scripting tasks.
  • RESTful Management and Monitoring: Manage and monitor WebLogic Server instances using RESTful APIs for streamlined operations.
  • SSL Configuration and Management: Set up and manage Secure Sockets Layer (SSL) for secure communications, including working with keystores.
  • Shared Java EE Libraries: Deploy and manage shared Java EE libraries to promote modular application development and deployment.
  • Optimize Workload Management: Configure Application Work Managers to optimize request handling and thread allocation for applications.
  • Security Realms and Auditing: Manage security realms, configure authentication systems, and set up auditing for security compliance.
  • Disaster Recovery and Service Migration: Implement disaster recovery strategies and migrate services to ensure high availability.
  • Multitenancy with Domain Partitions: Work with domain partitions to support multitenancy and resource isolation.
  • Advanced Diagnostics and Monitoring: Utilize the Diagnostic Framework to collect, monitor, and analyze server diagnostics data.
  • Integration with Oracle Coherence: Understand Oracle Coherence integration for improved data management and session persistence.
  • Application Deployment Techniques: Master application staging, deployment plans, and production redeployment strategies to manage application lifecycles effectively.

Technical Topic Explanation

SSL configuration

SSL configuration involves setting up a secure connection between a web server and a client's browser. By installing an SSL certificate on the server, it encrypts the data exchanged, thus ensuring that sensitive information like personal details and credit card numbers are transmitted securely. This process requires adjusting server settings to handle SSL protocols and managing certificates to maintain trust with clients. Proper SSL configuration prevents attackers from intercepting or tampering with data, crucial for maintaining user trust and complying with privacy regulations. This is especially important in environments using advanced systems like Oracle WebLogic Server 12c.

RESTful management services

RESTful management services are a set of principles used for designing networked applications. They rely on a stateless, client-server, cacheable communications protocol — the HTTP. These services are used to build APIs (Application Programming Interfaces) that are simple and lightweight, making web services easy to use and integrate into existing systems. RESTful APIs are ideal for flexible internet-scale applications and are often used to connect cloud services with web-based client applications, enhancing performance and scalability. They allow different systems to communicate smoothly by using standard HTTP methods like GET, POST, PUT, and DELETE.

Upgrading WebLogic Server

Upgrading Oracle WebLogic Server is the process of moving from an older version to a newer one, ensuring enhanced performance, security, and the latest features. The process typically involves planning, backing up configurations and databases, and testing the upgraded server in a non-production environment first. Administrators must address compatibility issues and configure the updated system to match organizational needs. Server downtime can be minimized with proper preparation, and Oracle provides tools and documentation, specifically for updating from earlier versions like WebLogic Server 12c, to streamline the upgrade procedure effectively.

Domain templates

Domain templates are essentially pre-configured plans that provide a basic structure for setting up software or services within a domain. In the context of server administration, such as with Oracle WebLogic Server, domain templates allow administrators to quickly create and configure new server environments following previously defined settings and configurations. This facilitates faster deployment, consistency across multiple installations, and easier maintenance and updates. By using domain templates, businesses can streamline the setup process, enhance standardization, and reduce the potential for errors during configuration.

Advanced scripting with WLST

Advanced scripting with WLST (WebLogic Scripting Tool) involves using a powerful automation tool designed for Oracle WebLogic Server to manage and monitor the server's environment more efficiently. This scripting is particularly useful in Oracle WebLogic Server 12c Administration II, as it allows administrators to script complex operations, automate routine tasks, and maintain consistent configurations across different server instances. By learning advanced WLST techniques, admins can optimize their system performance, streamline deployment processes, and enhance overall reliability and security of their server infrastructure.

Server startup and crash recovery

Server startup involves initializing a server's hardware and software so it can process user requests. Specifically, systems like Oracle WebLogic Server 12c initialize configurations, activate services, and prepare to manage applications. Crash recovery, on the other hand, is the process a server undergoes to return to a normal operating state following a crash. It involves checking and restoring data integrity, reloading the last known good state, and possibly replaying recent actions to prevent data loss. Both processes are critical for maintaining system availability and reliability, ensuring that services can resume quickly and safely after interruptions.

Shared Java EE libraries

Shared Java EE libraries are sets of classes and resources that different applications deployed on a Java EE server, like Oracle WebLogic Server 12c, can use simultaneously. Instead of each application having its own copy of a library, they share a common library installed on the server, which reduces memory usage and simplifies application deployment and maintenance. This setup is especially useful in large environments where multiple applications need to access the same functionalities or third-party components.

Application work managers

Application work managers are components in server environments like Oracle WebLogic Server that efficiently manage the resources and workload of applications. They prioritize and control how application tasks are processed, which helps in maintaining performance stability and ensuring that resources are used effectively. By managing thread usage, connections, and data handling, work managers optimize the application's operations, leading to improved response times and overall service quality. This functionality is particularly vital in complex server configurations where multiple applications and services run simultaneously.

Security realms

Security realms in technology are systems that manage and secure user access to resources in an application or server environment. Essentially, they authenticate who you are, check your permissions, and log what actions you perform. These realms can consist of a combination of usernames, passwords, user roles, and policies that enforce security measures across different applications or domains. In the context of server administration, such as with Oracle WebLogic Server 12c, handling security realms is crucial for protecting sensitive data and resources from unauthorized access, ensuring that only legitimate users can perform certain tasks.

Disaster recovery

Disaster recovery is a set of procedures and tools that help a business bounce back and continue operations after a serious incident, such as a natural disaster, cyberattack, or hardware failure. The goal is to minimize downtime and data loss, ensuring that critical systems can quickly be restored to function. This includes having a backup strategy for data and applications, and a plan to use alternate infrastructure if the primary site is not available. Effective disaster recovery planning ensures a business can maintain essential functions under all circumstances, preserving both data integrity and business continuity.

Domain partitions

Domain partitions are a feature within Oracle WebLogic Server 12c that allow the segregation of resources and applications into multiple, isolated sections within a single WebLogic domain. Each partition acts like a mini-domain, capable of independent management, configuration, and operation. This setup facilitates better resource utilization, enhanced security, and improved application management. Domain partitions simplify the tasks of administrators in large-scale enterprise environments by enabling them to manage and deploy applications in a more organized and compartmentalized manner.

Managing data sources

Managing data sources involves setting up, maintaining, and controlling access to data that an organization uses in its various databases and applications. It includes deciding how to store, retrieve, and secure data, ensuring it is easily accessible for legitimate use while protected from unauthorized access. Effective management also implies regular updates and opting for systems that can evolve as technologies progress and business needs change. This ensures that data remains accurate, available, and secure, which supports business efficiency and compliance with regulations.

Diagnostic framework

A diagnostic framework is a systematic approach used to identify, analyze, and solve problems within technology systems, ensuring they operate efficiently and effectively. By implementing structured diagnostic processes, this framework helps in pinpointing specific issues, understanding their root causes, and facilitating quick resolutions. It typically involves various tools and methodologies that gather data from system operations which are then analyzed to detect anomalies or malfunctions. This is crucial in maintaining the health and performance of complex systems, providing a clear pathway to troubleshoot and refine system functionalities regularly.

Coherence for clustering support

Coherence for clustering support in technology refers to the integration and consistency of data across different nodes in a network or cluster, typically within large-scale enterprise applications. It ensures that all cluster nodes view and interact with a consistent version of the data, significantly boosting system efficiency, reliability, and scalability. This process is crucial, especially in environments using Oracle WebLogic Server 12c, where managing large volumes of data with high availability and minimal downtime is vital. Coherence provides a robust framework for replicating and distributing data automatically across multiple servers, optimizing the application performance and user experience.

Application staging

Application staging refers to the process of preparing and deploying an application from development to a production environment. This involves compiling the application’s code, transitioning from a secure testing environment (where any bugs are identified and fixed) to the live server setup that handles real user interactions. Effective staging ensures that the software runs efficiently and reliably in the production environment, minimizing downtime and potential disruptions for users. This process is crucial for maintaining the quality and performance of the application when fully operational.

Deployment plans

Deployment plans are strategies used in organizing the release of software applications to production environments, ensuring smooth rollout and operation. They typically include phases such as preparation, testing, deployment, verification, and maintenance to manage how updates are released without disrupting existing services. Adequate planning helps in anticipating potential problems and mitigating risks, thus assuring stability and continuity of business operations. Effective deployment plans incorporate both technical and managerial aspects, emphasizing clear communication, timeline management, and resource allocation to ensure all team members are synchronized and prepared for the deployment process.

Production redeployment

Production redeployment is a process commonly used in software environments to update an application or system with new versions or configurations while minimizing downtime and service disruption. In essence, it involves preparing a new version of an application and moving it into the production environment to replace the old one. This is generally done in a controlled manner to ensure that the new version operates smoothly without impacting end users. Effective redeployment often requires thorough testing, backup strategies, and sometimes, automation tools to ensure seamless transitions and continuous availability of services.

Target Audience for Oracle WebLogic Server 12c: Administration II Ed 3

Oracle WebLogic Server 12c: Administration II Ed 3 is an advanced training course designed for IT professionals seeking to master WebLogic Server.


  • System Administrators
  • Application Administrators
  • Middleware Administrators
  • Operations Managers
  • IT Architects
  • DevOps Engineers
  • Oracle Fusion Middleware Administrators
  • Technical Consultants
  • Professionals upgrading from previous versions of WebLogic Server
  • IT professionals with experience in WebLogic Server who wish to learn about new features and best practices in version 12c
  • Individuals seeking Oracle WebLogic Server 12c Certification


Learning Objectives - What you will Learn in this Oracle WebLogic Server 12c: Administration II Ed 3?

Introduction to the Course's Learning Outcomes and Concepts Covered:

In the Oracle WebLogic Server 12c: Administration II Ed 3 course, participants will deepen their understanding of advanced WebLogic Server administration tasks, including automation, security, disaster recovery, and application deployment strategies.

Learning Objectives and Outcomes:

  • Upgrade Oracle WebLogic Server: Understand and perform rolling upgrades to minimize downtime and ensure continuity of service.
  • Domain Template Creation and Usage: Create, extend, and use domain templates for replicating configurations in different environments.
  • Automate Server Startup and Crash Recovery: Configure Node Manager and set up automated server start on system boot, as well as automatic crash recovery restarts.
  • Advanced WLST Scripting: Utilize the WebLogic Scripting Tool (WLST) for automation and management, leveraging Jython and JMX for advanced scripting tasks.
  • RESTful Management and Monitoring: Manage and monitor WebLogic Server instances using RESTful APIs for streamlined operations.
  • SSL Configuration and Management: Set up and manage Secure Sockets Layer (SSL) for secure communications, including working with keystores.
  • Shared Java EE Libraries: Deploy and manage shared Java EE libraries to promote modular application development and deployment.
  • Optimize Workload Management: Configure Application Work Managers to optimize request handling and thread allocation for applications.
  • Security Realms and Auditing: Manage security realms, configure authentication systems, and set up auditing for security compliance.
  • Disaster Recovery and Service Migration: Implement disaster recovery strategies and migrate services to ensure high availability.
  • Multitenancy with Domain Partitions: Work with domain partitions to support multitenancy and resource isolation.
  • Advanced Diagnostics and Monitoring: Utilize the Diagnostic Framework to collect, monitor, and analyze server diagnostics data.
  • Integration with Oracle Coherence: Understand Oracle Coherence integration for improved data management and session persistence.
  • Application Deployment Techniques: Master application staging, deployment plans, and production redeployment strategies to manage application lifecycles effectively.